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385816 (2006 EN28)
Classification: Main-belt Asteroid          SPK-ID: 2385816
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1796305001943925 2.8581e-07  
a 2.529859208916381 2.339e-08 au
q 2.075419333797341 7.2983e-07 au
i 4.501279756415287 2.3254e-05 deg
node 164.2376691929763 7.1523e-05 deg
peri 51.99002350914464 0.00019801 deg
M 257.3925716472419 0.00016576 deg
tp 2459815.408582370502
(2022-Aug-23.90858237)
0.00067952 TDB
period 1469.74826359467
4.02
2.0383e-05
5.581e-08
d
yr
n .2449399049599977 3.3969e-09 deg/d
Q 2.984299084035421 2.7592e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      6392 days (17.50 yr)  
   first obs. used      2002-03-05  
   last obs. used      2019-09-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57094  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:06:45  

Additional Information
 Earth MOID = 1.07302 au 
 Jupiter MOID = 1.98637 au 
 T_jup = 3.424 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO440668  

385816 (2006 EN28)          Discovered 2006-Mar-03 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1940-Feb-05 16:07 00:07 Jupiter 1.97090706049158 1.97090197078923 1.97091215019964 2.1522247349834 1.94230423363099 2429665.171633382 7.30804943715549 476.172558124603 91.6130827367134 82.6936085582084 355212.222400105 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 11:06:45 2021-Apr-14 11:06
1952-Mar-31 04:18 00:06 Jupiter 1.95878022803667 1.95877714881177 1.95878330726486 2.05334077821494 1.8306724022063 2434102.679320389 5.69104945914866 402.909362931279 110.692103112344 74.4400871656294 378300.22968383 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 11:06:45 2021-Apr-14 11:06
1964-May-23 22:47 00:04 Jupiter 1.97542954338048 1.97542798525259 1.97543110150825 2.03622525857068 1.81346505317683 2438539.449608306 4.3903030492341 336.5561213227 99.71117286399 72.6494903411608 470246.361894534 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 11:06:45 2021-Apr-14 11:06
2177-Jun-19 14:59 00:08 Jupiter 1.97900789418363 1.97900493735083 1.9790108510332 2.1487220596151 1.93932959586577 2516363.124210734 8.25833560127104 573.067986592932 69.0048464230636 -86.7284798247025 410192.100969625 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 11:06:45 2021-Apr-14 11:06
2189-Aug-13 12:58 00:10 Jupiter 1.96180691603715 1.96180369568012 1.9618101364341 2.0182860634581 1.79163780321116 2520801.040471036 9.58171597140415 640.353161349495 84.6699656880997 -86.4935439555928 480755.451938212 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 11:06:45 2021-Apr-14 11:06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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